exe4j打包找不到jvm

No JVM could be found on your system. Please define EXE4J_JAVA_HOME to point to an installed 32-bit / 64-bit JDK or JRE or download a JRE from www.java.com.

用exe4j将jar打包成exe的时候出现以上错误，在环境变量中配置了EXE4J_JAVA_HOME=JDK根路径，仍然报错。多番尝试后，改成jre目录顺利完成打包。